Polygonum arifolium
- Negative number
- 01184
- Lantern slide number
- 01095
- Locality
- Spring Valley, NY
- Date
- 09/25/1913
- Historical Name
- Polygonum arifolium
- Current Name
- Polygonum arifolium
- Common Name
- Halberdleaf tearthumb
- Photograph by
- E.M. Kittredge
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